Home / 53,278.14-73,533.36-31,769.28

Finding the Fourth Proportional to 53,278.14, 73,533.36 and 31,769.28

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Solution

The fourth proportional to 53,278.14, 73,533.36 and 31,769.28 is: 43,847.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,278.14 : 73,533.36 = 31,769.28 : x
  2. Step 2: Convert to fraction form
    53,278.14/73,533.36 = 31,769.28/x
  3. Step 3: Cross multiply
    53,278.14x = 73,533.36 × 31,769.28
  4. Step 4: Simplify right side
    53,278.14x = 2,336,101,376.67
  5. Step 5: Solve for x
    x = 2,336,101,376.67/53,278.14
  6. Step 6: Final answer
    x = 43,847.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.